Fig. 1From: Junior surgeons are quicker to master the single-port thoracoscopic lobectomy: comprehensive analysis of the learning curve and oncological outcomesTypical images of the SPTL surgical procedure, especially the treatment of pulmonary vessels. Silk ligates the pulmonary vein (A) or artery (B), and the endostapler cuts the pulmonary vein (C) or artery (D). PTL, single-port thoracoscopic lobectomyBack to article page